12 Days of Christmas
17th22nd
55th
24 Game
53rd
99 Bottles of Beer
16th37th
39th
Abundant Numbers
77th
8th54th
50th
Abundant Numbers (Long)
27th
Arabic to Roman
15th90th
84th
Arithmetic Numbers
102nd
Arrows
34th
77th
Ascending Primes
56th
ASCII Table
55th
Billiards
43rd
brainfuck
124th
175th
Card Number Validation
55th
Catalan Numbers
1st
1st
Catalan’s Constant
7th
68th
Christmas Trees
19th
83rd
Collatz
177th
CSS Colors
101st
177th
Cubes
4th5th
14th
Day of Week
185th
DFA Simulator
81st
Diamonds
31st17th
12th37th
112th37th
Divisors
12th30th
1st
Emirp Numbers
97th
133rd
Emirp Numbers (Long)
30th
Emojify
17th83rd
173rd
Evil Numbers
86th
308th
Evil Numbers (Long)
211th
Factorial Factorisation
38th
Farey Sequence
113th
Fibonacci
218th
30th1st
138th
Fizz Buzz
258th
154th1st
78th53rd
Foo Fizz Buzz Bar
196th
1st
Forsyth–Edwards Notation
51st
Fractions
82nd
164th
Game of Life
77th
Gijswijt’s Sequence
72nd
Happy Numbers
35th21st30th
197th
Happy Numbers (Long)
22nd
81st
Hexdump
68th
Intersection
36th
56th
Inventory Sequence
98th
ISBN
43rd
83rd
Jacobi Symbol
85th
Kaprekar Numbers
50th
Kolakoski Constant
8th48th
92nd
Kolakoski Sequence
18th58th
139th
Leap Years
141st
47th
Levenshtein Distance
21st
80th
Leyland Numbers
22nd
148th
ln 2
53rd
Look and Say
69th
136th
Lucky Numbers
16th
74th
Lucky Tickets
11th38th
99th
Mahjong
35th
Maze
89th
Medal Tally
54th
Morse Decoder
13th51st
124th
Morse Encoder
15th48th
109th
Musical Chords
66th
N Queens
50th
Niven Numbers
1st
33rd
Niven Numbers (Long)
162nd
Number Spiral
42nd
95th
Odious Numbers
81st
226th
Odious Numbers (Long)
133rd
Ordinal Numbers
18th52nd
79th
PalindromemordnilaP
61st
Pangram Grep
80th
9th
1st
Partition Numbers
46th
Pascal’s Triangle
22nd
175th
Pernicious Numbers
76th
40th78th
166th
Pernicious Numbers (Long)
186th
Poker
30th
Polyominoes
56th
Prime Numbers
21st98th
142nd
Prime Numbers (Long)
44th
Proximity Grid
45th
Quine
186th1st25th97th
1st29th109th
63rd
Recamán
36th
5th42nd
86th
Repeating Decimals
57th
Reverse Polish Notation
174th
Rijndael S-box
83rd
Rock-paper-scissors-Spock-lizard
8th61st
31st
Roman to Arabic
15th63rd
98th
ROT13
65th
Rule 110
32nd
83rd
Scrambled Sort
47th
Set
45th
Seven Segment
63rd
141st
SI Units
58th
Sierpiński Triangle
58th
113th
Smith Numbers
138th
Spelling Numbers
5th12th
32nd
Star Wars Opening Crawl
5th22nd
68th
Sudoku
7th
31st
Sudoku (Fill-in)
8th
Tic-tac-toe
66th
Time Distance
30th
37th
Tongue-twisters
17th90th
115th
Transpose Sentence
105th
United States
71st
102nd
Vampire Numbers
9th25th
76th
Van Eck Sequence
12th25th
30th
Zeckendorf Representation
72nd
Zodiac Signs
54th
γ
37th
λ
9th
81st
π
13th
116th
τ
14th
101st
φ
13th
159th
√2
8th
1st
𝑒
11th
1st